Sex determination at birth is decided on the chromosomes the baby has. A female has two X chromosomes, whereas a male has one X and one Y chromosome. According to Medline Plus, in every cell, humans ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The 23 rd chromosome base pair contains what are known as our sex chromosomes. For most females, this ...

Researchers from the University of Arizona have unveiled that coordinated Y chromosome loss in both cancer cells and immune cells may explain the worse prognosis in people with this alteration. The ...

University of Virginia School of Medicine researchers have discovered a gene on the Y chromosome that contributes to the greater incidence of heart failure in men. Y chromosome loss in men occurs ...

Earlier this year, Theodorescu and his team explained for the first time how losing the Y chromosome in immune cells could affect immune system function. They showed that cells lacking the Y ...

The emergence in the Neolithic of patrilineal 1 social systems, in which children are affiliated with their father's lineage, may explain a spectacular decline in the genetic diversity of the Y ...

Researchers have shed new light on how a type of heart valve disease -- aortic valve stenosis -- progresses differently in males and females. A study led by bioengineers at the University of ...